[INFO] fetching crate sumno 0.1.0...
[INFO] testing sumno-0.1.0 against 1.91.0 for beta-1.92-2
[INFO] extracting crate sumno 0.1.0 into /workspace/builds/worker-4-tc1/source
[INFO] started tweaking crates.io crate sumno 0.1.0
[INFO] finished tweaking crates.io crate sumno 0.1.0
[INFO] tweaked toml for crates.io crate sumno 0.1.0 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate sumno 0.1.0 on toolchain 1.91.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.91.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate sumno 0.1.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.91.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 495205be93d046b65c92e61010f05ae90e2025406b7482f6ca3ff1622a0bda57
[INFO] running `Command { std: "docker" "start" "-a" "495205be93d046b65c92e61010f05ae90e2025406b7482f6ca3ff1622a0bda57", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "495205be93d046b65c92e61010f05ae90e2025406b7482f6ca3ff1622a0bda57", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "495205be93d046b65c92e61010f05ae90e2025406b7482f6ca3ff1622a0bda57", kill_on_drop: false }`
[INFO] [stdout] 495205be93d046b65c92e61010f05ae90e2025406b7482f6ca3ff1622a0bda57
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7442ea5fc8393b113bbd00b34bd6514ecd1ff9ec2acc8c9d905801b3bf3af1d5
[INFO] running `Command { std: "docker" "start" "-a" "7442ea5fc8393b113bbd00b34bd6514ecd1ff9ec2acc8c9d905801b3bf3af1d5", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.141
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[INFO] [stderr]    Compiling phf_shared v0.10.0
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[INFO] [stderr]    Compiling phf_shared v0.8.0
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[INFO] [stderr]    Compiling new_debug_unreachable v1.0.4
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[INFO] [stderr]    Compiling convert_case v0.4.0
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand_pcg v0.2.1
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[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling atty v0.2.14
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[INFO] [stderr]    Compiling base64 v0.21.0
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[INFO] [stderr]    Compiling mime v0.3.17
[INFO] [stderr]    Compiling ipnet v2.7.2
[INFO] [stderr]    Compiling colored v2.0.0
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[INFO] [stderr]    Compiling phf_generator v0.8.0
[INFO] [stderr]    Compiling phf_codegen v0.8.0
[INFO] [stderr]    Compiling selectors v0.24.0
[INFO] [stderr]    Compiling url v2.3.1
[INFO] [stderr]    Compiling phf_generator v0.10.0
[INFO] [stderr]    Compiling string_cache_codegen v0.5.2
[INFO] [stderr]    Compiling phf_codegen v0.10.0
[INFO] [stderr]    Compiling markup5ever v0.11.0
[INFO] [stderr]    Compiling openssl-macros v0.1.1
[INFO] [stderr]    Compiling string_cache v0.8.7
[INFO] [stderr]    Compiling serde_urlencoded v0.7.1
[INFO] [stderr]    Compiling tokio-util v0.7.7
[INFO] [stderr]    Compiling phf_macros v0.10.0
[INFO] [stderr]    Compiling cssparser v0.29.6
[INFO] [stderr]    Compiling cssparser-macros v0.6.0
[INFO] [stderr]    Compiling html5ever v0.26.0
[INFO] [stderr]    Compiling derive_more v0.99.17
[INFO] [stderr]    Compiling h2 v0.3.16
[INFO] [stderr]    Compiling phf v0.10.1
[INFO] [stderr]    Compiling tokio-native-tls v0.3.1
[INFO] [stderr]    Compiling scraper v0.16.0
[INFO] [stderr]    Compiling hyper v0.14.25
[INFO] [stderr]    Compiling hyper-tls v0.5.0
[INFO] [stderr]    Compiling reqwest v0.11.16
[INFO] [stderr]    Compiling sumno v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> src/main.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(string_remove_matches)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `sumno` (bin "sumno") due to 1 previous error
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "7442ea5fc8393b113bbd00b34bd6514ecd1ff9ec2acc8c9d905801b3bf3af1d5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7442ea5fc8393b113bbd00b34bd6514ecd1ff9ec2acc8c9d905801b3bf3af1d5", kill_on_drop: false }`
[INFO] [stdout] 7442ea5fc8393b113bbd00b34bd6514ecd1ff9ec2acc8c9d905801b3bf3af1d5
